#include <init.H>


void system_int()
{
	P0 = 0XFF;
	P2 = P2 & 0X1F | 0X80;
	P2 &= 0X1F ;

	P0 = 0X00;
	P2 = P2 & 0X1F | 0X0;
	P2 &= 0X1F ;



}